<template>
  <el-form
    ref="deptForm"
    :model="form"
    :rules="rules"
    label-width="120px"
  >
    <el-form-item label="部门名称" prop="name">
      <el-input v-model="form.name" style="width:80%" placeholder="1-50个字符" />
    </el-form-item>
    <el-form-item label="部门编码" prop="code">
      <el-input v-model="form.code" style="width:80%" placeholder="1-50个字符" />
    </el-form-item>
    <el-form-item label="部门负责人" prop="manager">
      <el-select v-model="form.manager" style="width:80%" placeholder="请选择">
        <el-option
          v-for="item in list"
          :key="item.id"
          :value="item.username"
          :label="item.username"
        />

      </el-select>
    </el-form-item>
    <el-form-item label="部门介绍" prop="introduce">
      <el-input v-model="form.introduce" style="width:80%" placeholder="1-300个字符" type="textarea" :rows="3" />
    </el-form-item>
    <el-form-item>
      <el-button type="primary" size="small" @click="hSubmit">确定</el-button>
      <el-button size="small" @click="hCancel">取消</el-button>
    </el-form-item>
  </el-form>
</template>
<script>
import { getEmployeeSimple } from '@/api/employees'
import { addDepartments, getDepartmentDetail, updataDepartments } from '@/api/departments'
export default {
  // 子组件
  props: {
    id: {
      type: String,
      required: true
    },
    isEdit: {
      type: Boolean,
      required: true
    },
    originList: {
      type: Array,
      required: true
    }
  },
  data() {
    const validCode = (rule, value, callback) => {
      let exsitCodeLIst = this.originList.map(item => item.code)
      console.log('exsitCodeLIst', exsitCodeLIst)
      if (this.isEdit) {
        exsitCodeLIst = this.originList.filter(item => item.id !== this.id).map(item => item.code)
      }
      if (exsitCodeLIst.includes(value)) {
        callback(new Error(`该部门编码:${value}存在从新输入`))
      } else {
        callback()
      }
    }
    const validName = (rule, value, callback) => {
      let exsitNameList = this.originList.filter(item => item.pid === this.id).map(item => item.name)
      if (this.isEdit) {
        const pid = this.originList.find(item => item.id === this.id).pid
        exsitNameList = this.originList.filter(item => item.pid === pid).filter(item => item.id !== this.id).map(item => item.name)
      }
      console.log('exsitNameLIst', exsitNameList)
      if (exsitNameList.includes(value)) {
        callback(new Error(`部门名称${value}已存在从新输入`))
      } else {
        callback()
      }
    }
    return {
      form: {
        name: '', // 部门名称
        code: '', // 部门编码
        manager: '', // 部门管理者
        introduce: '' // 部门介绍
      },
      rules: {
        name: [
          { required: true, message: '部门名称不能为空', trigger: 'blur' },
          { min: 1, max: 50, message: '部门名称要求1-50个字符', trigger: 'blur' },
          { validator: validName, triggerer: 'true' }
        ],
        code: [
          { required: true, message: '部门编码不能为空', trigger: 'blur' },
          { min: 1, max: 50, message: '部门编码要求1-50个字符', trigger: 'blur' },
          { validator: validCode, trigger: 'blur' }
        ],
        manager: [
          { required: true, message: '部门负责人不能为空', trigger: 'blur' }
        ],
        introduce: [
          { required: true, message: '部门介绍不能为空', trigger: 'blur' },
          { min: 1, max: 300, message: '部门介绍要求1-300个字符', trigger: 'blur' }
        ]
      },
      list: []// 保存负责人的列表
    }
  },
  // 解决数据不更新的方法
  watch: {
    // 可以监听props中的属性或者data函数中的属性
    id: function(mew_value, old_value) {
      console.log('mew_value', mew_value)
      console.log('old_value', old_value)
      this.loadDepartmentDetail()
    }
  },
  created() {
    this.loadEmployeeSimple()
    if (this.isEdit) {
      this.loadDepartmentDetail()
    }
  },
  methods: {
    resetForm() {
      this.$refs.deptForm.resetFields()
    },
    // 获取部门信息
    async loadDepartmentDetail() {
      try {
        const res = await getDepartmentDetail(this.id)
        if (res.code === 10000) {
          // 将获取到部门详情填充到表单
          this.form = res.data
        }
      } catch (error) {
        console.log(error)
      }
    },
    // 加载部门负责人信息
    async loadEmployeeSimple() {
      try {
        const res = await getEmployeeSimple()
        console.log('res123', res)
        this.list = res.data
      } catch (error) {
        console.log(error)
      }
    },
    async doAdd() {
      try {
        const res = await addDepartments({ pid: this.id, ...this.form })
        console.log('res', res)
        if (res.code !== 10000) return this.$message.error(res.message)
        this.$message.success(res.message)
        this.$emit('success')
      } catch (error) {
        console.log('error', error)
      }
    },
    // 实现编辑部门
    async doEdit() {
      try {
        const res = await updataDepartments(this.form)
        if (res.code !== 10000) return this.$message.error(res.message)
        this.$message.success(res.message)
        this.$emit('success')
      } catch (error) {
        console.log('error', error)
      }
    },
    // 确定
    hSubmit() {
      this.$refs.deptForm.validate((valid) => {
        if (!valid) return
        this.isEdit ? this.doEdit() : this.doAdd()
      })
    },
    // 取消
    hCancel() {
      this.$emit('close')
    }
  }
}
</script>
